8280460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 18579456

約数和(自身を除く): 10298996

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 383, 460, 470, 766, 940, 1081, 1532, 1915, 2162, 3830, 4324, 5405, 7660, 8809, 10810, 17618, 18001, 21620, 35236, 36002, 44045, 72004, 88090, 90005, 176180, 180010, 360020, 414023, 828046, 1656092, 2070115, 4140230, 8280460]

約数ペア:

[(1, 8280460), (2, 4140230), (4, 2070115), (5, 1656092), (10, 828046), (20, 414023), (23, 360020), (46, 180010), (47, 176180), (92, 90005), (94, 88090), (115, 72004), (188, 44045), (230, 36002), (235, 35236), (383, 21620), (460, 18001), (470, 17618), (766, 10810), (940, 8809), (1081, 7660), (1532, 5405), (1915, 4324), (2162, 3830)]